Results 91 to 100 of about 89,922 (309)

Versatile vector tools for efficient protein screening across multiple expression systems

open access: yesFEBS Open Bio, EarlyView.
A unified vector toolkit enables rapid protein expression screening across E. coli, insect, and mammalian cells. A single primer pair amplifies the target gene, which is inserted into any vector via a standardized interface. This streamlined workflow eliminates repeated cloning steps, accelerating the identification of optimal expression conditions for
Zhimin Zhu   +5 more
wiley   +1 more source

hSSB1 rapidly binds at the sites of DNA double-strand breaks and is required for the efficient recruitment of the MRN complex

open access: yes, 2010
hSSB1 is a newly discovered single-stranded DNA (ssDNA)-binding protein that is essential for efficient DNA double-strand break signalling through ATM. However, the mechanism by which hSSB1 functions to allow efficient signalling is unknown.
Cubeddu, Liza (R16726)   +24 more
core   +1 more source

Effect of terahertz irradiation on DNA damage repair in living cells

open access: yesFEBS Open Bio, EarlyView.
We investigated the effect of terahertz (THz) wave irradiation on DNA double‐strand break (DSB) repair in living cells. We found that THz irradiation enhanced DSB repair at specific frequencies, whereas heat treatment inhibited it, indicating that this effect is nonthermal and frequency‐specific.
Yuya Ueno   +3 more
wiley   +1 more source

Harnessing DNA Double-Strand Break Repair for Cancer Treatment

open access: yesFrontiers in Oncology, 2019
DNA double-strand breaks (DSBs) are highly deleterious, with a single unrepaired DSB being sufficient to trigger cell death. Compared to healthy cells, cancer cells have a higher DSB burden due to oncogene-induced replication stress and acquired defects ...
Anika Trenner, Alessandro A. Sartori
doaj   +1 more source

Additive Manufacturing of Continuous Fibre Reinforced Composites: Process, Characterisation, Modelling, and Sustainability

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing provides precise control over the placement of continuous fibres within polymer matrices, enabling customised mechanical performance in composite components. This article explores processing strategies, mechanical testing, and modelling approaches for additive manufactured continuous fibre‐reinforced composites.
Cherian Thomas, Amir Hosein Sakhaei
wiley   +1 more source

Spatiotemporal dynamics of the DNA double strand break marker 53BP1 after exposure to ionising radiation

open access: yes, 2012
This thesis was submitted for the degree of Doctor of Philosophy and was awarded by Brunel University53BP1 is known to be involved in the DNA damage response and has been shown to localise into discrete foci at the site of DNA double strand breaks (DSBs)
McVean, Andrew
core  

Ferroelectricity in Antiferromagnetic Wurtzite Nitrides

open access: yesAdvanced Functional Materials, EarlyView.
We establish MnSiN2${\rm MnSiN}_2$ and MnGeN2${\rm MnGeN}_2$ as aristotypes of a new multiferroic wurtzite family that simultaneously exhibits ferroelectricity and antiferromagnetism with altermagnetic spin splitting. By strategically substituting alkaline‐earth metals, we predict new materials with coexisting switchable polarization, spin texture, and
Steven M. Baksa   +3 more
wiley   +1 more source

Role of Intrinsic Electron Trapping in Negative Charging of Amorphous Alumina

open access: yesAdvanced Functional Materials, EarlyView.
Intrinsic electron trapping in amorphous Al2O3 is examined using hybrid‐DFT models spanning a wide density range. Both spontaneous and thermally activated trapping are identified, with pronounced spontaneous localization in dense, partly crystallized structures.
Jack W. Strand   +5 more
wiley   +1 more source

The involvement of single-stranded DNA, replication protein A, and the DNA double-strand break dose in the damage checkpoint of Saccharomyces cerevisiae.

open access: yes, 2007
In response to DNA damage, eukaryotic cells activate a checkpoint signalling cascade, resulting in cell cycle arrest, stabilisation of replication forks and activation of repair.
Zierhut, C.
core  

Heterochromatic DNA Double Strand Break Repair [PDF]

open access: yes, 2009
Eukaryotic chromatin is segregated into highly condensed heterochromatin and comparably relaxed euchromatin. Although heterochromatic gene expression is either transiently or permanently impeded, the integrity of heterochromatic DNA is critical for cell ...
Goodarzi, A. Aaron   +5 more
core  

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